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MCF51AC256 bảng dữ liệu(PDF) 2 Page - Freescale Semiconductor, Inc

tên linh kiện MCF51AC256
Giải thích chi tiết về linh kiện  MCF51AC256 ColdFire Microcontroller
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nhà sản xuất  FREESCALE [Freescale Semiconductor, Inc]
Trang chủ  http://www.freescale.com
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MCF51AC256 bảng dữ liệu(HTML) 2 Page - Freescale Semiconductor, Inc

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MCF51AC256 ColdFire Microcontroller Data Sheet, Rev.1
Preliminary—Subject to Change Without Notice
Freescale Semiconductor
2
Table of Contents
1
MCF51AC256 Family Configurations . . . . . . . . . . . . . . . . . . . .3
1.1
Device Comparison. . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
1.2
Block Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
1.3
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
1.3.1
Feature List . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
1.4
Part Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
1.5
Pinouts and Packaging . . . . . . . . . . . . . . . . . . . . . . . . .10
2
Preliminary Electrical Characteristics . . . . . . . . . . . . . . . . . . .14
2.1
Parameter Classification . . . . . . . . . . . . . . . . . . . . . . . .14
2.2
Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . .14
2.3
Thermal Characteristics . . . . . . . . . . . . . . . . . . . . . . . .15
2.4
Electrostatic Discharge (ESD)
Protection Characteristics . . . . . . . . . . . . . . . . . . . . . . .16
2.5
DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
2.6
Supply Current Characteristics . . . . . . . . . . . . . . . . . . .22
2.7
Analog Comparator (ACMP) Electricals . . . . . . . . . . . .23
2.8
ADC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . .23
2.9
External Oscillator (XOSC) Characteristics . . . . . . . . .26
2.10 MCG Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . .27
2.11 AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
2.11.1 Control Timing . . . . . . . . . . . . . . . . . . . . . . . . . .29
2.11.2 Timer (TPM/FTM) Module Timing . . . . . . . . . . .30
2.11.3 MSCAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
2.12 SPI Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
2.13 Flash Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . .34
2.14 EMC Performance. . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
2.14.1 Radiated Emissions . . . . . . . . . . . . . . . . . . . . . .35
3
Mechanical Outline Drawings . . . . . . . . . . . . . . . . . . . . . . . . .36
3.1
80-pin LQFP Package. . . . . . . . . . . . . . . . . . . . . . . . . .36
3.2
64-pin LQFP Package. . . . . . . . . . . . . . . . . . . . . . . . . .39
3.3
64-pin QFP Package. . . . . . . . . . . . . . . . . . . . . . . . . . .42
4
Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
List of Figures
Figure 1. MCF51AC256 Block Diagram . . . . . . . . . . . . . . . . . . . . 4
Figure 2. 80-Pin LQFP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 3. 64-Pin QFP and LQFP . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 4. Typical IOH vs. VDD–VOH at VDD = 3V
(Low Drive, PTxDSn = 0) . . . . . . . . . . . . . . . . . . . . . . 20
Figure 5. Typical IOH vs. VDD–VOH at VDD = 3V
(High Drive, PTxDSn = 1) . . . . . . . . . . . . . . . . . . . . . . 20
Figure 6. Typical IOH vs. VDD–VOH at VDD = 5V
(Low Drive, PTxDSn = 0) . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 7. Typical IOH vs. VDD–VOH at VDD = 5 V
(High Drive, PTxDSn = 1) . . . . . . . . . . . . . . . . . . . . . . 21
Figure 8. ADC Input Impedance Equivalency Diagram . . . . . . . 24
Figure 9. Reset Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 10.IRQ/KBIPx Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Figure 11.Timer External Clock . . . . . . . . . . . . . . . . . . . . . . . . . 30
Figure 12.Timer Input Capture Pulse . . . . . . . . . . . . . . . . . . . . . 31
Figure 13.SPI Master Timing (CPHA = 0) . . . . . . . . . . . . . . . . . 33
Figure 14.SPI Master Timing (CPHA = 1) . . . . . . . . . . . . . . . . . 33
Figure 15.SPI Slave Timing (CPHA = 0) . . . . . . . . . . . . . . . . . . 34
Figure 16.SPI Slave Timing (CPHA = 1) . . . . . . . . . . . . . . . . . . 34
List of Tables
Table 1. MCF51AC256 Series Device Comparison . . . . . . . . . . 3
Table 2. MCF51AC256 Series Functional Units . . . . . . . . . . . . . 5
Table 3. Orderable Part Number Summary . . . . . . . . . . . . . . . . . 9
Table 4. Pin Availability by Package Pin-Count . . . . . . . . . . . . . 11
Table 5. Parameter Classifications . . . . . . . . . . . . . . . . . . . . . . 14
Table 6. Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . 15
Table 7. Thermal Characteristics. . . . . . . . . . . . . . . . . . . . . . . . 15
Table 8. ESD and Latch-up Test Conditions . . . . . . . . . . . . . . . 16
Table 10.DC Characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Table 9. ESD and Latch-Up Protection Characteristics. . . . . . . 17
Table 11. Supply Current Characteristics. . . . . . . . . . . . . . . . . . 22
Table 12.Analog Comparator Electrical Specifications. . . . . . . . 23
Table 13.5 Volt 12-bit ADC Operating Conditions . . . . . . . . . . . 23
Table 14.5 Volt 12-bit ADC Characteristics
(VREFH = VDDAD, VREFL = VSSAD) . . . . . . . . . . . . 24
Table 15.Oscillator Electrical Specifications
(Temperature Range = –40 to 105×C Ambient) . . . . . 26
Table 16.MCG Frequency Specifications
(Temperature Range = –40 to 125×C Ambient) . . . . . 27
Table 17.Control Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Table 18.TPM/FTM Input Timing . . . . . . . . . . . . . . . . . . . . . . . . 30
Table 19.MSCAN Wake-up Pulse Characteristics . . . . . . . . . . . 31
Table 20.SPI Electrical Characteristic . . . . . . . . . . . . . . . . . . . . 32
Table 21.Flash Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Table 22.Revision History. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45


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